CN111577509B - Aerogenerator blade convenient to transportation - Google Patents
Aerogenerator blade convenient to transportation Download PDFInfo
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- CN111577509B CN111577509B CN202010432421.7A CN202010432421A CN111577509B CN 111577509 B CN111577509 B CN 111577509B CN 202010432421 A CN202010432421 A CN 202010432421A CN 111577509 B CN111577509 B CN 111577509B
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- NOQGZXFMHARMLW-UHFFFAOYSA-N Daminozide Chemical group CN(C)NC(=O)CCC(O)=O NOQGZXFMHARMLW-UHFFFAOYSA-N 0.000 claims description 38
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 9
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 9
- 241001330002 Bambuseae Species 0.000 claims description 9
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 9
- 239000011425 bamboo Substances 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000010248 power generation Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Wind Motors (AREA)
Abstract
The invention relates to the technical field of wind power generation, and particularly discloses a wind driven generator blade convenient to transport, which comprises a connecting cylinder and a blade part, wherein one end of the blade part is fixedly connected with the connecting cylinder; the blade part comprises a blade tail section, a blade middle section and a blade root section, the blade root section comprises a hollow cavity with a circular longitudinal section, the inner diameter of the hollow cavity is gradually reduced along the direction far away from the connecting cylinder, and a first containing frame and a second containing frame are arranged on two sides of the inner wall of the hollow cavity; the middle section of the blade comprises a lower wing part, a first upper wing part and a second upper wing part, the first upper wing part and the second upper wing part are both in an arc shape with a central angle smaller than 90 degrees, the lower ends of the first upper wing part and the second upper wing part are detachably connected to the lower wing part, the upper end of the first upper wing part is detachably connected with the upper end of the second upper wing part, and the first upper wing part and the second upper wing part are placed in the two first accommodating frames; one end of the blade tail section is detachably connected with the blade middle section, and the blade tail section is placed on the second containing frame. The invention aims to solve the problem of difficult blade transportation.
Description
Technical Field
The invention relates to the technical field of wind power generation, and particularly discloses a wind driven generator blade convenient to transport.
Background
The wind-driven generator generally comprises wind wheels, a generator, a direction regulator, a tower, a speed-limiting safety mechanism, an energy storage device and other components. The wind driven generator can convert wind energy into mechanical work, and the mechanical work drives the rotor to rotate so as to finally output alternating current. With the development of science and technology, the single machine capacity of the wind generating set is larger and larger, the size of the blade is correspondingly larger and larger, the length of part of the blades can reach more than 80 meters at present, and the maximum chord length of the blade can reach 5 meters.
Some aerogenerators are installed under the mountain region environment, and use special transport vechicle to transport, because the blade is longer, so the automobile body of special transport vechicle is also longer, leads to the transportation degree of difficulty big, and some traffic environment that the condition is relatively poor can't transport aerogenerator's blade at all, so need a blade of being convenient for transport now.
Disclosure of Invention
The invention aims to provide a wind driven generator blade convenient to transport, so as to solve the problem of difficult transportation of the blade.
In order to achieve the purpose, the basic scheme of the invention is as follows:
the wind driven generator blade convenient to transport comprises a connecting cylinder and a blade part, wherein one end of the blade part is fixedly connected with the connecting cylinder; the blade part comprises a blade tail section, a blade middle section and a blade root section, the blade root section comprises a hollow cavity with a circular longitudinal section, the inner diameter of the hollow cavity is gradually reduced along the direction far away from the connecting cylinder, first containing frames are arranged on two sides of the inner wall of the hollow cavity, and a second containing frame is arranged on one side, opposite to the first containing frames, of each first containing frame; the middle section of the blade comprises a lower wing part, a first upper wing part and a second upper wing part, the first upper wing part and the second upper wing part are both in an arc shape with a central angle smaller than 90 degrees, the lower ends of the first upper wing part and the second upper wing part are detachably connected to the lower wing part, the upper end of the first upper wing part is detachably connected with the upper end of the second upper wing part, and the first upper wing part and the second upper wing part are respectively placed in two first accommodating frames; one end of the blade tail section is detachably connected with the blade middle section, and the blade tail section is placed on the second containing frame.
Optionally, the first accommodating frame comprises a plurality of upper frame bodies and a plurality of lower frame bodies, and the upper frame bodies and the lower frame bodies are arranged along the radial direction of the hollow cavity; the second accommodating frame is in a hollow conical barrel shape, the two upper frame bodies and the two lower frame bodies are fixedly connected with the second accommodating frame, openings are formed in the upper end and the lower end of the second accommodating frame, and the middle of the second accommodating frame is fixedly provided with an inverted splayed accommodating frame.
Optionally, the lower extreme of going up the support body and the upper end of lower support body all are equipped with first elastic cushion, be equipped with second elastic cushion on the rack.
Optionally, a plurality of first connecting rods are uniformly and fixedly arranged on one side of the blade root section, and first screw holes are formed in the first connecting rods; a plurality of second connecting rods are uniformly and fixedly arranged on one side of the blade tail section, and second screw holes are formed in the second connecting rods; both ends of alar part are equipped with a plurality of first connecting holes and second connecting hole respectively on alar part, first alar part and the second down, the outer wall both ends of alar part all are equipped with a plurality of third screw on alar part, first alar part and the second down, and the third screw can align with the first screw and the second screw that correspond.
Optionally, a plurality of third connecting rods are fixedly arranged on two sides of the upper end of the lower wing portion, a fourth screw hole is formed in each third connecting rod, third connecting holes matched with the third connecting rods are formed in the lower ends of the first upper wing portion and the second upper wing portion, and a fifth screw hole capable of being aligned with the fourth screw hole is formed in the lower portions of the side walls of the first upper wing portion and the second upper wing portion.
Optionally, the middle blade section further includes a connecting strip, third clamping blocks are arranged on two sides of the connecting strip, third clamping grooves are horizontally arranged at the upper ends of the first upper wing portion and the second upper wing portion in a penetrating mode, and the third clamping blocks are matched with the third clamping grooves.
Optionally, the inside of alar part is equipped with a support section of thick bamboo down, a support section of thick bamboo and alar part down are concentric and are hollow toper tube-shape, are equipped with a plurality of support frames on the support section of thick bamboo, and wherein partial support frame is connected with the inner wall of alar part down, and partial support frame and first alar part, second go up alar part and connecting strip joint.
Optionally, one end of the second accommodating frame close to the midship section extends outwards to form a hollow cylindrical extension section; a plurality of horizontal cavities are horizontally arranged in the wall of the extension section, vertical cavities are radially arranged on the horizontal cavities along the extension section, the vertical cavities are communicated with the interior of the extension section, an elastic part is arranged in each vertical cavity, a limiting block is arranged on each elastic part, a pull rod is in sliding contact with each horizontal cavity, the vertical cavities are blocked by the pull rods, and the limiting blocks abut against the outer side ends of the pull rods; a cylindrical cavity is arranged in the extension section, the cylindrical cavity is communicated with the horizontal cavity, a piston is arranged in the cylindrical cavity in a sliding mode, and the piston is connected with the pull rod; one end of the support cylinder, which is close to the extension section, is located on the inner side of the lower wing part and is provided with an extension column capable of being inserted into the extension section, and the extension column is provided with a limiting groove for inserting the limiting block.
The working principle and the beneficial effects of the scheme are as follows:
1. in this scheme, the blade portion includes the three part altogether, can separately transport, and the length of every part is less, also corresponding reduction to the requirement of transportation condition, makes the blade can transport in environments such as the relatively poor mountain region of traffic conditions.
2. In this scheme, wing portion and leaf tail section all can be taken in the cavity of blade root section on the first alar part in leaf middle section and the second, reduce the occupation space of blade during the transportation, reduce the transportation degree of difficulty, and the cavity is internal can't be accomodate to the lower alar part in leaf middle section because of its volume is great, so need transport alone.
3. In this scheme, be provided with first accept in the cavity and accept the frame with the second and be used for acceping wing portion and blade tail section on first alar part and the second, simultaneously, first accept frame and second accept the frame and can also play the effect of leaf root section skeleton, improve the bulk strength in leaf middle section, avoid the fracture of leaf root section atress in the operation process. Meanwhile, a supporting cylinder and a supporting frame are also arranged in the blade middle section, so that the overall structural strength of the blade middle section is improved.
4. In this scheme, the second is acceptd and is equipped with the extension section on the frame, is equipped with the extension post on the support cylinder, and after the extension post inserted the extension section, the piston in the extension section was promoted inwards, and the piston drives the pull rod and inwards removes, and the pull rod separates the back with the stopper, and the stopper pops out and inserts the spacing groove under the spring action, and the extension post is fixed with the extension section, makes middle section of leaf and blade root section link together.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment;
FIG. 2 is a schematic view of the internal structure of a blade root segment;
FIG. 3 is a schematic view of the structure of FIG. 2 without the extension and the first connecting rod;
FIG. 4 is a schematic structural view of a mid-leaf segment;
FIG. 5 is a schematic view of the structure of FIG. 4 at F;
FIG. 6 is a schematic view of the structure at G of FIG. 4;
FIG. 7 is a schematic structural view of the support cylinder with an extension column;
fig. 8 is a longitudinal sectional view of the extension.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the connecting cylinder 1, the blade root section 2, the blade middle section 3, the blade tail section 4, the second accommodating frame 5, the hollow cavity 6, the lower frame body 7, the upper frame body 8, the extension section 9, the placing frame 10, the first upper wing part 11, the second upper wing part 12, the connecting strip 13, the third connecting rod 14, the supporting cylinder 15, the supporting frame 16, the first connecting hole 17, the lower wing part 18, the third clamping groove 19, the third clamping block 20, the second clamping groove 21, the second clamping block 22, the first clamping groove 23, the first clamping block 24, the fifth screw hole 27, the fourth screw hole 28, the first connecting rod 29, the extension column 30, the limiting groove 31, the horizontal cavity 32, the vertical cavity 33, the piston 34, the pull rod 35, the spring 36 and the limiting block 37.
This embodiment is substantially as shown in fig. 1:
aerogenerator blade convenient to transportation, including connecting cylinder 1 and blade portion, the blade portion includes blade tail section 4, blade middle-section 3 and blade root section 2.
Referring to fig. 2 and 3, the left end of the blade root section 2 is fixedly connected with the right end of the connecting cylinder 1, a hollow cavity 6 with a circular longitudinal section is formed in the middle of the blade root section 2, and the inner diameter of the hollow cavity 6 gradually decreases along the horizontal rightward direction. The inner wall both sides of cavity 6 all are equipped with the first frame of acceping, and the first frame of acceping includes all with cavity 6 inner wall fixed connection's last support body 8 and lower support body 7, and both all arrange along cavity 6's radial, and the difference is, goes up support body 8 tilt down, and lower support body 7 tilt up, goes up the lower extreme of support body 8 and the upper end of lower support body 7 and all fixes being equipped with first elastic cushion. The second containing frame 5 is arranged on one side, opposite to the first containing frames, of each first containing frame, the second containing frame 5 is in a hollow conical barrel shape, and the two upper frame bodies 8 and the lower frame body 7 are fixedly connected with the second containing frame 5. The upper end and the lower end of the second accommodating frame 5 are both provided with openings, the middle part of the second accommodating frame 5 is fixedly provided with an inverted splayed placing frame 10, the opening of the placing frame 10 is gradually reduced along the horizontal rightward direction, and the placing frame 10 is provided with a second elastic cushion layer.
Referring to fig. 4, 5, 6 and 7, the middle blade section 3 includes a lower wing portion 18, a first upper wing portion 11, a second upper wing portion 12 and a connecting strip 13, the first upper wing portion 11 and the second upper wing portion 12 are each in an arc shape having a central angle of 75 °, and the connecting strip 13 is in an arc shape having a central angle of 30 °.
The lower ends of the first and second upper wing parts 11 and 12 are detachably coupled to the lower wing part 18 in such a manner that: both sides of the upper end of the lower wing part 18 are fixedly provided with a plurality of third connecting rods 14, the third connecting rods 14 are provided with fourth screw holes 28, the lower ends of the first upper wing part 11 and the second upper wing part 12 are provided with third connecting holes matched with the third connecting rods 14, the lower parts of the side walls of the first upper wing part 11 and the second upper wing part 12 are provided with fifth screw holes 27 capable of aligning with the fourth screw holes 28, bolts penetrate into the fourth screw holes 28 and the fifth screw holes 27, and the first upper wing part 11 and the second upper wing part 12 are fixed at the upper end of the lower wing part 18.
The upper end of first upper wing portion 11 and the upper end of second upper wing portion 12 can be dismantled and be connected, and the mode of specifically dismantling the connection is: and third clamping blocks 20 are integrally formed at two sides of the connecting strip 13, third clamping grooves 19 are horizontally arranged at the upper ends of the first upper wing part 11 and the second upper wing part 12 in a penetrating manner, and the third clamping blocks 20 are matched with the third clamping grooves 19.
The first upper wing 11 and the second upper wing 12 are respectively placed in two first receiving shelves, and the blade tail section 4 is placed on the second receiving shelf 5.
The left end of leaf middle section 3 can be dismantled with the right-hand member of leaf root section 2 and be connected, and the left end of leaf tail section 4 can be dismantled with the right-hand member of leaf root section 2 and be connected, and the concrete mode of dismantling the connection is: a plurality of first connecting rods 29 are uniformly and fixedly arranged on the right side end of the blade root section 2 along the circumferential direction, and first screw holes are formed in the first connecting rods 29; a plurality of second connecting rods are uniformly and fixedly arranged on the left side end of the blade tail section 4 along the circumferential direction, and second screw holes are formed in the second connecting rods; wing portion 18 down, wing portion 11 and second are gone up to first both ends of wing portion 12 and second evenly are equipped with a plurality of first connecting holes 17 and second connecting hole along circumference respectively, wing portion 18 down, wing portion 11 and second are gone up to first outer wall both ends of wing portion 12 and all are equipped with a plurality of third screw, the third screw can align with the first screw and the second screw that correspond, there is the bolt to pass the third screw, second screw or third screw, first screw, and with root of leaf section 2, leaf middle-leaf section 3 and leaf tail section 4 fixed connection in proper order.
The inside of alar part 18 is equipped with a support section of thick bamboo 15 down, supports a section of thick bamboo 15 and 18 concentricity of alar part down and be hollow toper tube-shape, supports a fixed a plurality of support frames 16 that are equipped with on the section of thick bamboo 15, wherein partial support frame 16 and alar part 18's inner wall fixed connection down, alar part 12 and connecting strip 13 joint on partial support frame 16 and the first alar part 11, the second, the mode of joint is: a first clamping block 24 is vertically and fixedly arranged on part of the supporting frame 16, a first clamping groove 23 is vertically arranged on the inner walls of the first upper wing part 11 and the second upper wing part 12, and the first clamping block 24 is clamped with the first clamping groove 23; a second T-shaped slot 21 is horizontally arranged on the connecting bar 13, a second T-shaped block 22 is fixedly arranged at the top of the supporting frame 16 keeping a vertical state, and the second block 22 can slide into the second slot 21.
With reference to fig. 8, one end of the second accommodating frame 5 close to the middle blade section 3 extends outwards to form a hollow cylindrical extension section 9, a plurality of horizontal cavities 32 are horizontally arranged in the wall of the extension section 9, a vertical cavity 33 is radially arranged on the horizontal cavity 32 along the extension section 9, the vertical cavity 33 is communicated with the inside of the extension section 9, a spring 36 is fixedly arranged at the top of the vertical cavity 33, and a limit block 37 is fixedly arranged at the lower end of the spring 36. A pull rod 35 is in sliding contact with the horizontal cavity 32, the pull rod 35 blocks the vertical cavity 33, and a limiting block 37 abuts against the outer side end of the pull rod 35. The inside of extending section 9 is equipped with cylindric cylinder chamber, and cylinder chamber and horizontal chamber 32 UNICOM slide in the cylinder chamber and be equipped with piston 34, piston 34 and pull rod 35 fixed connection. The left end of the supporting tube 15 is located at the inner side of the lower wing part 18, an extending column 30 capable of being inserted into the extending section 9 is fixedly arranged on the supporting tube, and a limiting groove 31 for inserting a limiting block 37 is arranged on the extending column 30.
The specific implementation process is as follows:
during transportation, the first upper wing part 11, the second upper wing part 12 and the lower wing part 18 are separated, the blade tail section 4 is also separated from the blade middle section 3, then the first upper wing part 11 and the second upper wing part 12 are placed in the two first accommodating racks, then the blade tail section 4 is placed on the two placing racks 10 of the second accommodating rack 5 from one end of the connection of the blade root section 2 and the connecting cylinder 1, enough space is formed in the center of the connecting cylinder 1 to enable the blade tail section 4 to pass through, and meanwhile, the connecting strip 13 is also placed in the gap of the connecting cylinder 1; if the length of the blade tail section 4 in the vertical direction is long, the bottom of the blade tail section can pass through the opening at the lower end of the second accommodating frame 5, so that the blade tail section is convenient to accommodate, and the lower wing part 18 needs to be transported separately.
During installation, the first upper wing part 11, the second upper wing part 12 and the blade tail section 4 are taken out, then the third connecting holes of the first upper wing part 11 and the second upper wing part 12 are aligned with the third connecting rod 14 of the lower wing part 18, the third connecting rod 14 is inserted into the third connecting hole, and then the bolts are screwed into the fourth screw hole 28 and the fifth screw hole 27, so that the first upper wing part 11 and the second upper wing part 12 are fixed at the top of the lower wing part 18, and at the moment, the first clamping grooves 23 of the first upper wing part 11 and the second upper wing part 12 are also clamped with the first clamping blocks 24 on the supporting frame 16; then, aligning the third locking block 20 on the connecting bar 13 with the third locking groove 19 of the first upper wing 11 and the second upper wing 12 from the side, aligning the second locking groove 21 on the connecting bar 13 with the second locking block 22 on the supporting frame 16, and sliding the connecting bar 13 between the first upper wing 11 and the second upper wing 12 to connect the first upper wing 11 and the second upper wing 12; at this point, the mid-leaf segment 3 is installed. Then install leaf middle section 3 on leaf root section 2, aim at extension section 9 on the leaf root section 2 with extension post 30 on the leaf middle section 3, aim at the first connecting rod 29 on the leaf root section 2 with the first connecting hole 17 of lower alar part 18, first upper alar part 11 and the 12 left ends of second upper alar part, then make first connecting rod 29 insert first connecting hole 17, connect leaf middle section 3 and blade root section 2, connect leaf tail section 4 on leaf middle section 3 with same mode again, accomplish the integral erection of blade portion.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the present invention.
Claims (8)
1. Aerogenerator blade convenient to transportation, its characterized in that: the blade-shaped connecting device comprises a connecting cylinder and a blade part, wherein one end of the blade part is fixedly connected with the connecting cylinder; the blade part comprises a blade tail section, a blade middle section and a blade root section, the blade root section comprises a hollow cavity with a circular longitudinal section, the inner diameter of the hollow cavity is gradually reduced along the direction far away from the connecting cylinder, first containing frames are arranged on two sides of the inner wall of the hollow cavity, and a second containing frame is arranged on one side, opposite to the first containing frames, of each first containing frame; the middle section of the blade comprises a lower wing part, a first upper wing part and a second upper wing part, the first upper wing part and the second upper wing part are both in an arc shape with a central angle smaller than 90 degrees, the lower ends of the first upper wing part and the second upper wing part are detachably connected to the lower wing part, the upper end of the first upper wing part is detachably connected with the upper end of the second upper wing part, and the first upper wing part and the second upper wing part are respectively placed in two first accommodating frames; one end of the blade tail section is detachably connected with the blade middle section, and the blade tail section is placed on the second containing frame.
2. The wind turbine blade for facilitating transportation of claim 1, wherein: the first accommodating frame comprises a plurality of upper frame bodies and a plurality of lower frame bodies, and the upper frame bodies and the lower frame bodies are arranged along the radial direction of the hollow cavity; the second accommodating frame is in a hollow conical barrel shape, the upper frame body and the lower frame body are fixedly connected with the second accommodating frame, openings are formed in the upper end and the lower end of the second accommodating frame, and the middle of the second accommodating frame is fixedly provided with an inverted splayed accommodating frame.
3. The wind turbine blade for ease of transportation of claim 2, wherein: the lower extreme of going up the support body and the upper end of lower support body all are equipped with first elastic cushion, be equipped with second elastic cushion on the rack.
4. The transportable wind turbine blade of claim 3, wherein: a plurality of first connecting rods are uniformly and fixedly arranged on one side of the leaf root section, and first screw holes are formed in the first connecting rods; a plurality of second connecting rods are uniformly and fixedly arranged on one side of the blade tail section, and second screw holes are formed in the second connecting rods; both ends of alar part are equipped with a plurality of first connecting holes and second connecting hole respectively on alar part, first alar part and the second down, the outer wall both ends of alar part all are equipped with a plurality of third screw on alar part, first alar part and the second down, and the third screw can align with the first screw and the second screw that correspond.
5. The transportable wind turbine blade of claim 4, wherein: the upper end both sides of alar part all are fixed down and are equipped with a plurality of third connecting rods, are equipped with the fourth screw on the third connecting rod, the lower extreme of alar part is equipped with the third connecting hole with third connecting rod complex on first alar part and the second, and the lateral wall lower part of alar part is equipped with the fifth screw that can align with the fourth screw on first alar part and the second.
6. The transportable wind turbine blade as recited in claim 5, wherein: the blade middle section further comprises a connecting strip, third clamping blocks are arranged on two sides of the connecting strip, third clamping grooves are horizontally formed in the upper ends of the first upper wing portion and the second upper wing portion in a penetrating mode, and the third clamping blocks are matched with the third clamping grooves.
7. The wind turbine blade for ease of transportation according to claim 6, wherein: the inside of alar part is equipped with a support section of thick bamboo down, a support section of thick bamboo just is hollow toper tube-shape with lower alar part is concentric, is equipped with a plurality of support frames on the support section of thick bamboo, and wherein partial support frame is connected with the inner wall of alar part down, and alar part and connecting strip joint are gone up with first alar part, second to partial support frame.
8. The transportable wind turbine blade as recited in claim 7, wherein: one end of the second accommodating frame close to the middle section of the blade extends outwards to form a hollow cylindrical extending section; a plurality of horizontal cavities are horizontally arranged in the wall of the extension section, vertical cavities are radially arranged on the horizontal cavities along the extension section, the vertical cavities are communicated with the interior of the extension section, an elastic part is arranged in each vertical cavity, a limiting block is arranged on each elastic part, a pull rod is in sliding contact with each horizontal cavity, the vertical cavities are blocked by the pull rods, and the limiting blocks abut against the outer side ends of the pull rods; a cylindrical cavity is arranged in the extension section, the cylindrical cavity is communicated with the horizontal cavity, a piston is arranged in the cylindrical cavity in a sliding mode, and the piston is connected with the pull rod; one end of the support cylinder, which is close to the extension section, is located on the inner side of the lower wing part and is provided with an extension column capable of being inserted into the extension section, and the extension column is provided with a limiting groove for inserting the limiting block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010432421.7A CN111577509B (en) | 2020-05-20 | 2020-05-20 | Aerogenerator blade convenient to transportation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010432421.7A CN111577509B (en) | 2020-05-20 | 2020-05-20 | Aerogenerator blade convenient to transportation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111577509A CN111577509A (en) | 2020-08-25 |
| CN111577509B true CN111577509B (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010432421.7A Active CN111577509B (en) | 2020-05-20 | 2020-05-20 | Aerogenerator blade convenient to transportation |
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| ES2385726A1 (en) * | 2012-05-10 | 2012-07-31 | Manuel Torres Martínez | Wind turbine blade formed by sections (Machine-translation by Google Translate, not legally binding) |
| EP2342452B1 (en) * | 2008-10-23 | 2012-10-10 | Astrium SAS | Device and method for assembling windturbine blades |
| CN205330875U (en) * | 2016-01-28 | 2016-06-22 | 北京金风科创风电设备有限公司 | Wind generating set segmentation blade and wind generating set |
| CN208057321U (en) * | 2018-01-19 | 2018-11-06 | 兰州城市学院 | A kind of combined wind-power blade |
| CN210217988U (en) * | 2019-05-13 | 2020-03-31 | 柳州市威尔姆预应力有限公司 | Foldable and sectional detachable metal structure wind driven generator blade |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20180118084A1 (en) * | 2016-10-27 | 2018-05-03 | Logisticus Projects Group | Turbine blade disposal system |
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2020
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| CN111577509A (en) | 2020-08-25 |
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Effective date of registration: 20240109 Address after: No. 288-31 (K) Wutan Industrial Park, Funing County, Yancheng City, Jiangsu Province, 224000 Patentee after: Yancheng Haoyu wind power equipment technical service Co.,Ltd. Address before: 226000 No. 56, Chenggang Road, Yongxing street, Chongchuan District, Nantong City, Jiangsu Province Patentee before: Nantong Kaishi Electromechanical Technology Co.,Ltd. |